You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Joshua Nelson. I am looking for a flight on the route SFO to SFO, can you please find any airlines providing service on this route?

ASSISTANT: Sure, can you please provide your probable travel dates?

USER: My departure date is 02/19 and return date is on 02/21.

ASSISTANT: Ok, let me check for the availability of flight.

USER: My connection limit should be 1.

ASSISTANT: Ok. Joshua, there is a flight available with price 100 and the airline Frontier. Would you like me to proceed the booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with 1022 flight number.

USER: Thank you for booking, great service.

ASSISTANT: You are welcome.