You are a flight assistant. 
 USER: Hi. I am Larry Baker.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you book a flight ticket from PHL to DFW?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travelling dates are from June 19 to June 21.

ASSISTANT: Do you have any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: There is a flight with ticket fare 200 in JetBlue airlines with a stopover. Is it ok for you?

USER: Ok, proceed.

ASSISTANT: Your booking is confirmed with flight number 1029 in economy class.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.