You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Kenneth Hernandez. I need to travel to San Francisco to enjoy Death valley adventure with my colleagues. Can you make a reservation with fare 200?

ASSISTANT: Sure, please share me your journey dates?

USER: Sure, I need to fly on 03/20 and 03/22.

ASSISTANT: Please mention the source and destination airport codes?

USER: Sure, I am heading from Boston BOS to San Francisco SFO.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt in between journey.

ASSISTANT: Please wait for moment. Thanks for the waiting, I found a flight of airline UA, flight number is 1012 and fare is 100. Shall I proceed with booking?

USER: Go ahead.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thank for visiting us, have a nice journey.