You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Paul Campbell. I got selected for the music event for this year of I need to attend the event meeting, can you please help in booking a flight ticket?

ASSISTANT: Sure. Do you have any specifications?

USER: I need a single connection.

ASSISTANT: When are you willing to travel?

USER: The fare should be 500. I am willing to travel on 12/20 and 12/22.

ASSISTANT: Help me with your airport codes?

USER: My source is Houston, TX - AH. My destination is Oakland, CA - OAK.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with Spirit airline, flight number 1024 with price 100 and a lay by. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.