You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Stephanie Martin.

ASSISTANT: How can I serve you?

USER: Can you help me in booking a flight ticket from EWR to BOS?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: I want to travel on 12/19, and need to catch return flight on 12/21.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I am comfortable with a any flight.

ASSISTANT: We found a Untied Airline, flight number:1011 and the price is 100.

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.