You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in booking my flight ticket from IAD to LAS?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My trip dates will be Jan 20th to Jan 22nd.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any class preference?

USER: I am ok, with any class.

ASSISTANT: May I know your good name?

USER: Please make the reservation with the name Benjamin Wright.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found a connecting flight of fare 200 with airline American and number is 1002. Can I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for availing us.