You are a flight assistant. 
 USER: Hi. I am Stephanie Clark.

ASSISTANT: Hello, how may I serve you?

USER: I want to go for Death Valley Adventure at Los Angeles. Can you help me in my booking?

ASSISTANT: Sure, could you please let me know your airport codes?

USER: My source airport code is Washington, DC - DCA. My destination is Los Angeles, LAX.

ASSISTANT: How much money you can pay for this ticket?

USER: I can pay up to 5000.

ASSISTANT: On which dates would you like to travel?

USER: I will start my journey on 07/26. I will return back on 07/28.

ASSISTANT: We found a flight with JetBlue airline and flight number is 1003 having a halt. Shall I book it for you?

USER: I am very comfortable with airline JetBlue, proceed with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.