You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I need to travel from PHL to IAD, can you help me in doing that?

ASSISTANT: I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My trip dates are July 11 to 13.

ASSISTANT: May I know your name?

USER: I am Dennis Carter.

ASSISTANT: What is your max connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: As per your requirements American Airlines, flight number:1021 is going on your way with single connection and price:200. Is that Ok for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.