You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Please help me to book a flight ticket from PHL to BOS?

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

USER: My journey dates are Aug 12 to Aug 14.

ASSISTANT: May I know your connection limit?

USER: I need a single connection of flight.

ASSISTANT: May I know your departure and arrival time?

USER: I want to return in the evening.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Delta airlines is providing you a flight with a ticket fare 100, shall I proceed with booking?

USER: Please proceed to book a flight ticket under the name of Cynthia Roberts.

ASSISTANT: Your ticket has been confirmed with the flight-1000 in economy class.

USER: Thank you.

ASSISTANT: Welcome, have a safe trip.