Hello. I am Jerry Walker.
Hello, how can I help you today?
Can you help me booking a flight ticket from LGA to SFO?
 Sure, I would be happy to help you.
Thank you.
Let me know your connection limit.
I need a break in my journey.
 In which class would you like me to book your flight ticket?
I am comfortable with any class.
On which dates would you like me to book a flight ticket for you?
I will start on July, 21 and return on July, 23.
Do you have any other requirements?
I need to depart in the afternoon time.
Ok, please wait a moment, let me search a flight for you.
Sure.
We found 1009 UA airlines with single connection with economy class and depart time is 17:00 PM. Shall I proceed with the booking?
Please proceed with the booking.
Your ticket has been reserved with price 200.
Thank you.
Thank you for choosing us.