Hi.
user
Hello.
assistant
I am Charles Lee.
user
Lee, how may I help you today?
assistant
Can you help me searching flights on these routes SEA to DFW?
user
Sure, please provide your itinerary dates.
assistant
My itinerary dates are 11/25 and 11/27.
user
Please wait for a moment to check for any available flight.
assistant
Ok, I will wait for your reply.
user
Sorry, no flight is available for you. Do you want to travel on some other day?
assistant
Oh! That's really sad to me, anyway no thanks. Thank you for your services.
user
Thank you for choosing us.
assistant