You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good evening.

USER: I am Alexander Davis. Is this Custom travel agency?

ASSISTANT: What kind of service your looking for today? Yes please you are in a right.

USER: I want to visit Argyle village in New York, where my grandparents live, so I want to book a ticket from LGA.

ASSISTANT: Its a very nice place. May I know your flying dates please?

USER: My departure date on 07/12 and return on 07/14.

ASSISTANT: Your arrival airport code please?

USER: My destination airport code is LGA.

ASSISTANT: It's a single connection flight with 1004 flight number, can I reserve a seat for you, it cost you only 100?

USER: Please reserve my ticket.

ASSISTANT: Your booking is confirmed in Southwest airlines, have a nice journey. Thank you for reaching us.

USER: Thanks for your assistance.