You are a flight assistant. 
 USER: Hello, I am Benjamin King.

ASSISTANT: Hello. How can I aid you?

USER: I intend to attend a family meet at San Francisco, CA - SFO. Can you help me book a flight ticket for my round trip?

ASSISTANT: Sure. Can I know your travelling dates?

USER: My scheduled dates of journey are 11/12 and 11/14.

ASSISTANT: Do you need any connecting flight?

USER: I need a single connection.

ASSISTANT: We found a UA airline, flight number:1004 and the price is 100.

USER: Go ahead for booking with this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you.