You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: My name is Betty green and I want to book the flight ticket from OAK to PHL. Can you please help me?

ASSISTANT: Sure, on what dates are you planning to make your trip?

USER: My journey dates are 04/29 and 05/01.

ASSISTANT: Do you need a halt in the middle of your route?

USER: I need a halt in my journey.

ASSISTANT: Is there any other requirements?

USER: My depart time should be in the afternoon.

ASSISTANT: Ok, please give me a moment.

USER: Take your time.

ASSISTANT: There is a Southwest airline with flight number 1009 going on your way and the airfare is 100. Is that fine?

USER: You can proceed.

ASSISTANT: Your booking has been done.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.