You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Donna Thomas.

ASSISTANT: How may I assist you?

USER: I am looking for a flight from CLT to PHL, can you help me in booking the flight ticket from Charlotte?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, my planned travel dates are Jan 11 and Jan 13.

ASSISTANT: How much you can afford for airfare?

USER: I am looking for a connecting flight under 1000 price.

ASSISTANT: Wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: Delta airlines is providing direct flight for you with the ticket fare of 100, shall I proceed with the booking?

USER: That's fine, please proceed in booking with this flight.

ASSISTANT: Your ticket is booked with the flight-1005.

USER: Thank you for your expeditious service.

ASSISTANT: Thank you for reaching us.