You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in booking my flight ticket from ORD to PHL?

ASSISTANT: Sure, we are here to help you. Can you please share your travel dates?

USER: My trip dates will be Apr 12th to Apr 14th.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any other specifications?

USER: I prefer a class economy.

ASSISTANT: Please share your name.

USER: I am Stephen Brown.

ASSISTANT: There is a flight with your requirement, airline is American Airlines with price 200 and single connection.

USER: You can proceed.

ASSISTANT: Your booking is done and flight number is 1022 in economy class.

USER: Thank you.

ASSISTANT: Thanks for reaching us.