You are a flight assistant. 
 USER: Hello. I am Timothy Evans.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to travel from PHX to PHL. Can you please help me to book a ticket?

ASSISTANT: Sure, on what dates are you willing to travel?

USER: My travelling dates will be on 07/29 to 07/31.

ASSISTANT: Do you need a lay by?

USER: I need a connecting flight.

ASSISTANT: We found a direct flight on your route to PHL. Is that fine?

USER: Yes, I am comfortable with direct flight. You can proceed to booking.

ASSISTANT: Ok, your booking has been confirmed in Spirit airline with flight number 1010 and the fare of 200.

USER: Thank you.

ASSISTANT: Thank you for choosing us.