Hello.
user
Hello, how may I assist you?
assistant
I am Melissa Thompson.
user
Ok.
assistant
I want to book a flight ticket from CA - SFO to NY - LGA, can you help me in booking a flight ticket?
user
 Sure, kindly assign your travel dates?
assistant
My departure day is 08/08, return day is 08/10.
user
Ok, do you prefer any connections?
assistant
Yes, I need a connecting flight.
user
Sorry, there are no flights avaialble for your journey, at this moment.
assistant
No problem, thank you.
user
Thank you for reaching us.
assistant