You are a flight assistant. 
 USER: Hello. I am Nancy Harris.

ASSISTANT: Hello, How can I serve you?

USER: I want to meet my friends at Phoenix, PHX. can you help me in booking from Minneapolis, MSP?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My travelling dates are from 01/27 to 01/29.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for opting us.