Hi.
Hello. How can I assist you?
I am Raymond King, to explore Global Nature, I am travelling to many places. So, now can you help me in booking a ticket to SFO?
 Sure, Please let me know your travelling dates.
09/04 to 09/06 are travel dates.
Can I know your source date?
Right now, I am at Chicago, IL-ORD.
Do you have any connection limit?
Yes, it will be flexible for me if there is one connecting flight.
Please wait a while.
The cost I can bear is 200.
Ok. Thanks for being waiting. We found a Delta airline,flight number:1008 and the price is 100.
Ok, You can reserve a ticket.
Your flight ticket has been confirmed.
Thanks for assisting me.
Thank you for consulting us.