What is the callsign that has a station type of relay and a channel number of TV-2?
CREATE TABLE table_24673888_1 (
    callsign VARCHAR,
    station_type VARCHAR,
    ch__number VARCHAR
)
SELECT callsign FROM table_24673888_1 WHERE station_type = "Relay" AND ch__number = "TV-2"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the callsign that has a station type of relay and a channel number of TV-2? ### Input: CREATE TABLE table_24673888_1 (
    callsign VARCHAR,
    station_type VARCHAR,
    ch__number VARCHAR
) ### Response: SELECT callsign FROM table_24673888_1 WHERE station_type = "Relay" AND ch__number = "TV-2"