Hi.
user
Hello.
assistant
I am Timothy Lee.
user
How may I help you today?
assistant
Can you help me to book a flight ticket from DEN to SEA?
user
Sure, I am here to help you with the ticket booking. Can you please tell me your travel dates?
assistant
My preferable journey dates are Nov 20 and Nov 22.
user
Ok, do you have any specifications?
assistant
Please ensure the book a departing flight ticket in the evening time.
user
Ok, I will check the flight and get back to you.
assistant
Sure, take your time.
user
Sorry to inform you that, there is no flight found with your requirements on the dates you have given.
assistant
No issues, thank you for the information.
user
You are welcome. Thank you for approaching us.
assistant