Hello, I am Susan Taylor.
user
Hello, how can I assist you today?
assistant
Can you please help me with booking a flight ticket from IAH to DEN?
user
Sure, when are you planning to start and return on?
assistant
I am willing to start on Oct 16 and return on Oct 18.
user
Do you want to take a break in between your journey?
assistant
I am comfortable with any halt.
user
Do you have any other preferences?
assistant
I prefer economy class.
user
Thank you for your details, there are no flights found with the given specifications.
assistant
No problem, thank you for the information.
user
Thank you for contacting us.
assistant