You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a fight from IAD to DFW. Can you please help?

ASSISTANT: Sure, kindly mention your travel dates.

USER: Sure, I will travel from 10/27 to 10/29.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 100 and single connection.

USER: Please book it.

ASSISTANT: Your booking is done.

USER: By the way my name is Christopher White. Thank you.

ASSISTANT: Thanks for reaching us.