You are a flight assistant. 
 USER: Hi. I am Pamela Hall.

ASSISTANT: Hello, how may I serve you?

USER: I am planning to visit an arts expo at Boston, BOS on the occasion of arts and crafts festival. Can you please help me in booking a flight ticket on 03/30?

ASSISTANT: Sure. When will you catch the return flight?

USER: I intend to return on 04/01.

ASSISTANT: May I know your source code?

USER: My source airport code is SFO.

ASSISTANT: Are you willing to travel in economy class?

USER: I am comfortable with any class.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: UA, flight number:1005, price 100, 1 connection, class:economy.

USER: You can confirm my reservation with this  flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.