Hello. I'm Emily Smith.
user
Hello, what can I assist you for today?
assistant
I am planning to reach my destination in a direct flight, can you book me a plane ticket?
user
yes, I will help you with it. Can you please let me know your source and destination airports?
assistant
My source and destination codes are SFO to DEN.
user
Ok, please provide your planned dates of travel?
assistant
Ok, I am planning from 07/06 to 07/08.
user
Sorry to say this, there is no flights available to your destination form our service.
assistant
It's ok. Thank you for your service.
user
My pleasure, thank you for contacting our service.
assistant