You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Myself Jacob Anderson. I need to book a ticket from MSP to DCA.

ASSISTANT: Sure, can you please mention with your dates of travel?

USER: My preferable dates are from 02/01 to 02/03.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Sorry Jacob, there is no flight found as per your travelling details.

USER: That's ok no problem. Thank you for helping me.

ASSISTANT: You are welcome always.