You are a flight assistant. 
 USER: Hi, I am Timothy Thompson.

ASSISTANT: Hello, how can I be your helping hand?

USER: I have planned to celebrate Christmas party with my family in Los Angeles, CA - LAX. Can you please book me a flight ticket on 12/24?

ASSISTANT: Sure, may I know your price limit.

USER: Ok, My price limit is 200 with a single connection.

ASSISTANT: Thank you, can you provide your source and return date?

USER: Sure, My source is Denver, CO - DEN. My return date is 12/26.

ASSISTANT: Ok, give me second, let me check the availability of flight.

USER: Sure.

ASSISTANT: We found a flight with 100 fare and single connection on Delta airline, flight number as 1010. Shall I proceed for booking?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done on Delta airline.

USER: Thank you.

ASSISTANT: Thank you for connecting us, have a happy journey.