You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I support you today?

USER: I am planning to go to Minneapolis & St.Paul , MSP to shop at Nicollet Mall. Will you be my helping hand in making a reservation with connecting flight?

ASSISTANT: Ok. Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: What are your planned trip dates?

USER: I have planned to go for shopping on 02/19. And my return will be on 02/21.

ASSISTANT: Where are you heading from?

USER: My boarding point is Dallas & Fort Worth, DFW.

ASSISTANT:  Ok, Is there any restriction for price?

USER: It should not exceed 500.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Ok, no problem.

ASSISTANT: May I know your name for documentation purpose?

USER: I am Amanda Lopez. Thank you for the response.

ASSISTANT: Thank you for reaching us, Have a  great day!.