Hello. I am Kevin Nelson.
user
Hello, how can I guide you today?
assistant
I am a doctor and I have to take care of my patients in my new hospital, so can you please book a flight ticket for me from HOU to SEA locations?
user
Sure, May I know your travelling dates?
assistant
My travel dates are 22 and 24 of June month.
user
Ok, let me know your class preference.
assistant
I don't have any class preference.
user
Do you have any particular time for departing and returning?
assistant
My depart and return must be in the evening time.
user
Ok, Is there any other requirements that you are looking for?
assistant
My journey is too long, so I need a single drop in my journey.
user
Ok, please standby.
assistant
Sure, I can wait.
user
 apologise to say this, there are no flights which can travel to your region as per your requirements.
assistant
So sad to hear that one from your end, anyway thank you for checking and providing the information.
user
Thank you for approaching us.
assistant