You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I would like to book a ticket from DFW to MSP, can you help me?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: My travel dates are 03/27 and 03/29.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: Sorry, there is no flight is available on your route.

USER: No problem.

ASSISTANT: Ok. May I know your name for documentation purpose.

USER: Myself Deborah White. Thanks for your information.

ASSISTANT: Thank you. WElcome.