You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Is this a flight booking agency?

ASSISTANT: Yes, you are at right place, how may I help you?

USER: Oh! wow, that's really exciting to me. I am Debra Lewis.

ASSISTANT: Glad to know you, Lewis.

USER: Can you please help me in booking a ticket to BOS on 09/21?

ASSISTANT: Sure, may I know your source airport code?

USER: Yes, it is MCO.

ASSISTANT: Well, do you want me to book return ticket also?

USER: Yes, I want a return ticket on 09/23.

ASSISTANT: Let me check the flight availability on your dates, please be on hold.

USER: Ok, sure.

ASSISTANT: AA airline is providing service on that route with flight-1027, ticket fare is 100 with 1 connection.

USER: Is the flight is comfortable with the facilities?

ASSISTANT: Yes, it has unique facilities and it is one of the best airlines.

USER: Oh! that's great, please proceed with it.

ASSISTANT: Your ticket has been booked successfully, have a marvellous day.

USER: Oh! that's a great service which you have provided me.

ASSISTANT: Thank you so much, it's my pleasure to serve you.

USER: Welcome.