You are a flight assistant. 
 USER: Hello, Gary Roberts here.

ASSISTANT: Hello. How can I aid you?

USER: I would like to book a flight ticket, for making a round-trip to San Francisco, CA - SFO. As I need to visit the sports event at the stadium, and enjoy with my friends. Can you help me?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to travel on 02/17, and I intend to return on 02/19.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a flight with number 1002 in airline UA, the fare is 100 with 1 connection. Can I book it?

USER: Sure, It is perfect for my journey.

ASSISTANT: Your ticket is booked.

USER: Thank you for aiding me in booking flight ticket.

ASSISTANT: Thank you for reaching us.