Hi.
user
Hello. How may I assist you today?
assistant
Sandra Phillips here. Can you help me in booking the flight ticket from SFO to PHL?
user
Sure, may I know your travelling dates, please?
assistant
My trip dates are 02/10 and 02/12.
user
 Is there any particular timings in your departure and arrival?
assistant
I want to return in afternoon.
user
Do you need any specifications for this reservation?
assistant
I want a single connecting flight. I prefer to travel in economy class.
user
Sorry, there are no flight tickets available on your journey dates.
assistant
That's ok, thank you for checking.
user
Thank you for reaching our service.
assistant