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

ASSISTANT: Hello, how may I be of your service?

USER: I need a flight on 08/14 to visit the places of San Francisco. So, please book a flight from Dallas, DFW.

ASSISTANT: Sure, may I know your return date please?

USER: I intend to return on 08/16.

ASSISTANT: Please share your destination airport code.

USER: SFO is the airport code.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need to halt.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: We found a UA airline with flight number 1013 and price of 100.

USER: Ok, you can proceed.

ASSISTANT: Your booking has been processed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.