You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: My name is Samantha Thompson, I want to book a flight from EWR to DCA. Can you book a flight ticket for me?

ASSISTANT: Sure, May I know the travelling dates?

USER: I will fly on Aug 4 and return on Aug 6.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any preference for return time?

USER: I want return flight in afternoon.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection flight.

ASSISTANT: We have found a direct flight from JetBlue airline. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Your ticket has been booked with the flight number 1013.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.