You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Barbara Roberts. Can you help me to book a flight from PHX to IAD?

ASSISTANT: Sure Stephen Walker, I am gleeful to help you out. Please provide me your trip dates.

USER: My trip starts from 12/25 to 12/27.

ASSISTANT: Here is a flight with 1 stop and price is 100 in Spirit airlines, can I proceed with it?

USER: Proceed with booking.

ASSISTANT: Your ticket has been booked with 1008 flight, have a safe flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.