Hello, Carol Phillips here.
user
Hello Carol, how may I assist you?
assistant
I have planned to take part in Boston marathon, can you book my ticket from DEN to BOS?
user
Sure, please provide me your travelling dates?
assistant
My itinerary dates are 11/17 and 11/19.
user
Please wait a moment.
assistant
Sure.
user
Sorry Carol, no flights are available in your route.
assistant
No problem, thank you for helping me.
user
Thank you for reaching us.
assistant