You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Mark King.

ASSISTANT: How may I help you?

USER: I am planning to visit New England Aquarium at Boston, could you please help me with booking a flight ticket from IAD to BOS?

ASSISTANT: May I know your travel dates?

USER: I would like to take off on 05/10 and return on 05/12.

ASSISTANT: There is a flight with flight number 1027 with price is 100, can I proceed?

USER: Please confirm the booking if the connection is 1.

ASSISTANT: Your booking is done.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Most welcome.