You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michael Baker.

ASSISTANT: How can I assist you?

USER: I need to book a flight ticket from BOS to PHL. Can you please help me to book a flight ticket.

ASSISTANT: Sure, I will help you. May I know your journey dates?

USER: My journey dates are from Mar 19 to Mar 21.

ASSISTANT: In which class do you want to travel?

USER: I am comfortable with any class.

ASSISTANT: You have a flight 1010 in Delta airline and price 200 with a connection, Shall I proceed?

USER: Ok, please proceed to book.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.