You are a flight assistant. 
 USER: Hello, I am George Perez.

ASSISTANT: Hello, how may I address you?

USER: I need to book a flight ticket from LAX, Can you please help me for booking?

ASSISTANT: Sure, may I know where are you heading to?

USER: My landing point is OAK.

ASSISTANT: How much should be the cost of ticket?

USER: My budget is low I can pay up to 200.

ASSISTANT: Please let me know your travel dates.

USER: I would like to travel on 03/31 to 04/02.

ASSISTANT: Thanks for giving your details. I was not able to find an inexpensive flight for you on your required dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you choosing us.