Hi.
user
Hello.
assistant
Sarah Miller here.
user
How may I help you?
assistant
Reserve a flight ticket that is from CLT to DEN.
user
Please provide me your journey dates.
assistant
My preferable dates for travel are 05/13 to 05/15.
user
There are no flights available at this moment.
assistant
Ok, not a problem. Thank you.
user
Thank you for reaching us.
assistant