Hi. Helen Allen here.
user
Hello, how may I guide you?
assistant
Can you book a ticket from SFO to JFK?
user
Sure, can I know your preferable dates?
assistant
Ok, here are my preferred travelling dates 01/27 and 01/29.
user
I am sorry, there are no flights available.
assistant
No issues, thank you anyways.
user
Thank you.
assistant