You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you at this moment?

USER: I am planning to travel from SEA to AUS to attend my sister's wedding, could you please help me with booking a flight ticket?

ASSISTANT: Ok, may I know your trip dates?

USER: My trip dates are 05/27 and 05/29.

ASSISTANT: May I know your name?

USER: I am Benjamin Carter.

ASSISTANT: Here is a flight with number 1026 and spirit airlines.

USER: You can proceed with this flight.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for helping us.

ASSISTANT: Welcome.