Hello.
user
Hello, how can I help you?
assistant
Can you please help me in booking a flight ticket from OAK to IAD?
user
Sure, please share me your travelling dates?
assistant
I would like to travel on July 15 and return on July 17.
user
Do you have any class preference?
assistant
No, I am comfortable with any of the class.
user
Is there any connection limit?
assistant
I prefer to fly in connecting flight.
user
May I know your name?
assistant
Myself Charles Johnson.
user
Sorry, there were no flights with your given details.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant