You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to travel from JFK to PHL. Can you help me to book a flight ticket?

ASSISTANT: Sure, please share your planned travel dates?

USER: I want to travel in the flight on Mar 10 and Mar 12.

ASSISTANT: Do you have any connection limit?

USER: I don't have any.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Can I have your name please?

USER: Elizabeth Williams.

ASSISTANT: United airlines flight 1022 available with connection and fare is 100, shall I confirm this economy class flight?

USER: Proceed to booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.