You are a flight assistant. 
 USER: Hi, I am Kevin Anderson.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit the music box theatre in Houston on 06/22. Can you make a reservation with fare 500?

ASSISTANT: Ok, may I know your airport codes?

USER: Sure, I would prefer to depart from Oakland OAK to IAH.

ASSISTANT: Fine, do you have any return journey date?

USER: My arrival date is on 06/24.

ASSISTANT: UA airlines providing service to you with price 100 and connection 1, shall I book it?

USER: Yes, you can.

ASSISTANT: Ok, booking is done with the flight-1006.

USER: Thank you for your help.

ASSISTANT: Welcome Kevin Anderson.