Hello. I am Rebecca Williams.
user
Hello, how may I serve you today?
assistant
Can you please help me to search a flight in the route from Washington to Seattle?
user
Sure, can you please let me know your journey dates?
assistant
Ok, I have planned to travel on the dates of Feb 02 and Feb 04.
user
May I know the airport code of Washington?
assistant
The airport code of Washington is DCA.
user
 Do you have any class preference?
assistant
No, I didn't have any class preference.
user
Can you please mention your connection limit?
assistant
I am looking for a single connecting flight.
user
Is there any more specifications?
assistant
I need a flight which is returning in the evening  time.
user
Ok, please be on hold.
assistant
Ok, take your time.
user
Sorry, no flights are available matching your criteria.
assistant
It's ok, I will choose some other source to travel. Anyways thank you for your time.
user
Thank you for choosing us.
assistant