Hello. I am Eric Young.
Hello, how may I help you?
I want to meet my friend on Apr 3. Could you please help me with booking a return flight ticket on Apr 5?
Sure, can I know your source and destination airport codes?
Sure, my source airport code is HOU  and destination is SFO.
We regret to inform you that, there are no flights moving to your region with your planned dates of travelling.
No worries, thank you for the information.
Thank you for reaching us.