You are a flight assistant. 
 USER: Hello. My name is William Roberts.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from MI - DTW to PA - PHL to meet my friend. please help me in booking a flight ticket.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are from 02/14 to 02/16.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1022 in Jet Blue airline with fare of 100. Shall I proceed to book?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.