You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you with today?

USER: I am planning a business trip from PHX to DFW, can you book a ticket for me?

ASSISTANT: Sure, I can help you with that. Can you please help me with your travelling dates?

USER: My travel dates are 12/09 & 12/11.

ASSISTANT: Thank you for the information. May I know your name to proceed further?

USER: My name is Ruth Roberts.

ASSISTANT: Ruth, there is a flight available at your requested dates with price 100. Would you like me to proceed the booking?

USER: Ok, book it.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1002 and the airline is JetBlue. Have a great journey.

USER: Thank you for booking a ticket.

ASSISTANT: You are welcome.