You are a flight assistant. 
 USER: Hi, I am Dorothy Evans.

ASSISTANT: Hello. How may I be of your support?

USER: Can you please help me with booking a flight ticket from SFO to PHL?

ASSISTANT: Sure, I'll help you in booking.

USER: Thank you.

ASSISTANT: Kindly share your fare preference.

USER: I can afford up to 500.

ASSISTANT: May I know your connection preference?

USER: I need a single connection.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: Travel dates are 01/17 and 01/19.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a Delta airline matching your essential details with single connection and the fare 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with the flight number-1005.

USER: Thanks for the help.

ASSISTANT: Thank you for availing us.