You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide service to you?

USER: I need to meet my doctor at New York, EWR, can you help me booking a flight ticket from Minneapolis, MSP?

ASSISTANT: Sure, we are rapturous to help you. Can you please share your journey dates that you prefer to travel?

USER: Thank you. My travelling dates are 07/01 to 07/03.

ASSISTANT: How much you can afford for ticket fare?

USER: I can pay up to 200.

ASSISTANT: May I know your name please?

USER: I am William Smith.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.