You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your good name?

USER: I am Stephanie Carter, I would like to go for an international journal conference in Washington DC - DCA. Can you hold a ticket for me on 09/09?

ASSISTANT: Sure, could I know your departure place?

USER: Philadelphia, PA - PHL is my departure place.

ASSISTANT: To proceed further we need your return day?

USER: Ok, I want to return on 09/11.

ASSISTANT: Thank you for your details.

USER: OK.

ASSISTANT: We found a direct flight. Shall I proceed?

USER: No, I need only connecting flight.

ASSISTANT: Sorry to inform you that there is no connecting flight.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thanks for the information.

ASSISTANT: Have a good day.