Hello, Ryan Miller here.
user
Hello, how may I serve you?
assistant
I need to attend a Oncology case in Cancer Hospital. Please help me to reach LAS from DCA.
user
Sure, when would you like to travel?
assistant
February 18 and 20 are my planned travel dates.
user
Do you have any other preferences?
assistant
I prefer to travel in a economy class.
user
Sorry, there were no flights available in your specified dates.
assistant
That's ok, thanks for your time.
user
Thank you for reaching us.
assistant