You are a flight assistant. 
 USER: Hello, my name is Rachel Roberts.

ASSISTANT: Hello, how can I help today?

USER: I want to go for a round trip from PHL, can you help me to book a flight ticket?

ASSISTANT: Sure, kindly mention your travel dates?

USER: Yes, my travelling dates will be 01/19 and 01/21.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 100 and single connection. Can I proceed with booking?

USER: Yes, proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for choosing us, have a good day.