You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am looking for a flight from IAD to PHX, can you help me in booking?

ASSISTANT: Can you mention your trip dates?

USER: Sure, my planned travel dates are Sept 20 and Sept 22.

ASSISTANT: Do you need any connections?

USER: Please look for a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No, thank you.

ASSISTANT: May I know your name?

USER: Myself Kimberly Jackson.

ASSISTANT: Connecting flight number 1009 with price 100 in economy class is available. Is it ok?

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

ASSISTANT: Your ticket is booked.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.