You are a flight assistant. 
 USER: Hello, I am Rachel Campbell.

ASSISTANT: Hello, how can I support you at present?

USER: I have planned to meet my childhood friend at Minneapolis & St. Paul, MN - MSP. Can you please book a ticket with a halt?

ASSISTANT: Sure, kindly please share your boarding point.

USER: Sure, my boarding airport is Austin, TX - AUS.

ASSISTANT: Ok, when you are planning to travel?

USER: My scheduled dates are 01/19 and 01/21.

ASSISTANT: Ok, Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for your time. Sorry to say that, there were no flights found according to your requested dates.

USER: Ok, no worries. Thank you.

ASSISTANT: Thank you for reaching us.