Hello.
user
Hello, how may I aid you?
assistant
I am Andrew Thomas. Please book me a ticket from SEA to DCA to meet my family.
user
Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?
assistant
I have planned to travel on June 28th and return on June 30th.
user
Do you have any particular time for departing and returning?
assistant
I have planned to depart at afternoon time and return at evening time.
user
Do you have any class or connection preferences?
assistant
I prefer connecting flight.
user
Sorry, no flight is available for you as per your requests.
assistant
Ok, no problem. Thank you.
user
Thank you for reaching us.
assistant