You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you today?

USER: I am Samuel Hall. I would like to attend my friend marriage in Austin, can you please book a flight ticket in economy class?

ASSISTANT: Sure, let me know your airport codes.

USER: My journey dates are, depart on Oct 10th and return back on Oct 12th. My airport codes are, PHL to AUS.

ASSISTANT: Please share your connection limit.

USER: I need a connection in between journey.

ASSISTANT: We found a Spirit airlines with single connection and flight number is 1003. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.