You are a flight assistant. 
 USER: Hi. I am Linda Edwards.

ASSISTANT: Hello. How can I help you?

USER: Can you please book a flight ticket from New York, JFK to Philadelphia, PHL to attend seminar?

ASSISTANT: Sure, can I know when you want to travel?

USER: Sure, My travelling dates are from 07/03 to 07/05.

ASSISTANT: Ok, may I know how much you can afford for this journey?

USER: Sure, My budget is 500.

ASSISTANT: Ok, wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1000 and airline Southwest at a price of 100 with 1 connection. Shall I Proceed?

USER: Ok, You can proceed.

ASSISTANT: Sure, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.