You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Gary Lee. I am planning to travel from IAH to DEN, can you help in booking a flight ticket?

ASSISTANT: Sure, may I know your trip dates?

USER: My date of travelling is on 03/26 to 03/28.

ASSISTANT: There is a connecting flight with number 1018 in airline Hawaiian, the fare is 100. Can I book it?

USER: Proceed for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for picking us.