Hello.
user
Hello. How can I help you?
assistant
My name is Sarah Harris, I want to book a flight from Washington DC to meet my friend at St. Paul. Can you book a connecting flight for me?
user
Let me know your travelling dates.
assistant
I will fly on Mar 19 and return on Mar 20.
user
Can I know your airport codes?
assistant
My source point is IAD and my destination is MSP.
user
Sorry, no flights found for your travelling dates.
assistant
Ok, thank you for the information.
user
Thank you.
assistant