Hello.
user
Hello, how may I assist you today?
assistant
I want to change my existing reservation, can you please help me with this?
user
Sure, may I know your name for the change process?
assistant
My name is Steven Hernandez.
user
Your reservation found. Can you confirm your planned travel dates?
assistant
My travelling dates are Mar 18 to Mar 20.
user
May I know your planned airport codes?
assistant
My new airport codes are CLT to DCA.
user
Do you have any limits on number of connections?
assistant
I need a flight with single connection.
user
Any another specifications on your journey?
assistant
No.
user
Unfortunately, no flights available on your requirements.
assistant
No problem, thanks for your information.
user
Welcome, thank you for reaching us.
assistant