You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Brian Baker.

ASSISTANT: Glad to meet you Baker.

USER: I want to travel from DCA ton MCO.

ASSISTANT: May I know your travelling dates please?

USER: My trip dates are 09/19 and 09/21.

ASSISTANT: There are no flights with your requirements.

USER: It's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for checking.