Hello.
user
Hello, how can I help you?
assistant
I am Melissa Hill, help me to book a flight on 06/26 and return ticket on 06/28 to visit Washington for vacation.
user
Sure, may I know your journey codes please?
assistant
I will fly from TX-HOU to DC-DCA.
user
Ok, do you need any connection in between the journey?
assistant
I need a connecting flight.
user
Thank you for providing your details, sorry to say no flights found with your details.
assistant
Ok, thank you for the information.
user
Thank you for reaching us, have a nice day.
assistant