You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Benjamin Young, I need your help in booking the ticket from DCA to DFW.

ASSISTANT: May I know your travelling dates?

USER: My journey dates are from 10/15 to 10/17.

ASSISTANT: Can you please tell me your name?

USER: Benjamin Young is my name.

ASSISTANT: Sorry to say that there is no reservation found.

USER: Ok, no issues.

ASSISTANT: Thank you. Have a safe day.

USER: Thank you for your information.