Hi.
user
Hello. What help do you require from our agency?
assistant
I am Dorothy Smith. Can you please book me a ticket to reach LAX from OAK?
user
Sure, I am here to help you to book the flight ticket.  May I know your travel dates?
assistant
My travelling dates are May 8 and May 10.
user
Ok, which class do you prefer to travel?
assistant
I am comfortable with any class.
user
Ok, please let me know your maximum connections in between your journey.
assistant
I required single connection in between my journey.
user
Ok, please give me a minute.
assistant
Sure.
user
Sorry to inform you that, there is no flight available in this route on the dates you have given.
assistant
Ok, no problem. Thank you for the information.
user