You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: James Martin here. I would like to travel from IAD to PHX to meet my sister, can you help me in booking?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are start from 07/07 to 07/09.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between journey.

ASSISTANT: There is a connecting flight with number 1012 in airline Frontier, the fare is 100. Can I book it?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is reserved, have a safe trip.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.