You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Dorothy Young. I need to book a flight ticket from LAX to SEA, Can you please help me for booking?

ASSISTANT: Sure, when would you like to depart and return?

USER: I would like to travel on 02/24 to return on 02/26.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for opting us.