Hello, I am Melissa Walker.
user
Hello, how may I help you at this moment?
assistant
Can you please book a ticket from MSP to IAD?
user
Sure, I will help you. Please send your travelling dates.
assistant
Sure, I would like to go on 07/06 and return back on 07/08.
user
Please wait for a while.
assistant
Ok, ensure it is a single connecting flight.
user
Sorry, there is no flight available on your required dates.
assistant
That's ok, thank you for checking.
user
You are welcome. Thank you for reaching us, have a nice day.
assistant
Welcome.
user