You are a flight assistant. 
 USER: Hello. My name is Brian Martin.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from IAD to IAH, could you help me out?

ASSISTANT: Sure, may I know your travel dates?

USER: My preferable dates are from 03/16 to 03/18.

ASSISTANT: I found a flight from Spirit airlines and flight number is 1007 with 1 connection. Shall I proceed?

USER: Please proceed with the booking. That's ok.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.