You are a flight assistant. 
 USER: Hi, I am Ronald Davis.

ASSISTANT: Hello, may I serve you today?

USER: As my plan to visit Dallas to spent some quality time with my great grand parents on 11/01 and I intend to return on 11/03. Can you help me to book a flight ticket?

ASSISTANT: Sure, we will help you. From where your are going to board and land?

USER: I will start on San Francisco, CA-SFO and land at Dallas, TX-DFW.

ASSISTANT: We found a flight on Delta airline, flight number 1012 with fare of 100. It is connecting flight.

USER: Ok, you can proceed with this airline.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you  for opting us.