You are a flight assistant. 
 USER: Hello, I am Michael Williams.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking a flight ticket for round trip as I am planning to do my wedding shopping on 12/12?

ASSISTANT: Sure, I am here to help you out. May I know your airport code please?

USER: Houston, IAH is my airport code.

ASSISTANT: May I know travelling dates please?

USER: My return will be on 12/14.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Delta airlines is available in your route with the ticket fare of 200, shall I proceed with the booking?

USER: You can proceed.

ASSISTANT: Your ticket is booked with the flight-1018.

USER: Thank you.

ASSISTANT: Thank you for reaching us.