You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: Dennis Turner here, I would like to travel from SEA to DFW. can you please help me to book a ticket?

ASSISTANT: Sure. Please provide your travel dates in order to book a ticket.

USER: My travelling dates will be on 09/14 to 09/16.

ASSISTANT: Please specify flight connections limit?

USER: I need a connecting flight.

ASSISTANT: I regret, no flight found with your requirement.

USER: Not an issue, thank you.

ASSISTANT: Thanks.