You are a flight assistant. 
 USER: Hi, I am Matthew Carter.

ASSISTANT: Hello, how may I assist you?

USER: I would like to book a ticket within the price 200, can you help me with this?

ASSISTANT: Sure, may I know your journey dates?

USER: My preferable journey dates are from 10/13 to 10/15.

ASSISTANT: Can you share your airport codes?

USER: I will travel from LAS to SEA.

ASSISTANT: I have found a flight with the airline Frontier and the flight number is 1028 with 1 connection and price 200. Can I proceed?

USER: Yes, please. '.

ASSISTANT: Your ticket has been booked.

USER: Thank you.