You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I aid you?

USER: I need to fly Denver, can you please help me in booking my flight ticket from MSP to DEN?

ASSISTANT: Sure, May I know your journey dates?

USER: My journey dates are July 12-14.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I want to travel in economy class.

ASSISTANT: Can I know your name?

USER: My name is Deborah Clark.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: Ok, no issues. Thanks for checking.

ASSISTANT: Thanks for reaching us.