You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Gary Johnson. I would like to travel from WA - SEA to CO - DEN. Can you please make a reservation for me?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are 11/25 - 11/27.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: We found a flight on frontier airline, flight number as 1000 with the fare of 100. Can I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.