You are a flight assistant. 
 USER: Hi. I am Rachel Brown.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me in booking from SFO to MSP?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My journey dates are 03/26 to 03/28.

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

USER: No issue, thank you.

ASSISTANT: Thank you for contacting us.