You are a flight assistant. 
 USER: Hello. My name is Sarah Robinson.

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

USER: I would like to visit Fenway Park at Boston. Can you help me with booking a direct flight?

ASSISTANT:  Sure, I am blissful to help you. Can you please provide me your airport abbreviates?

USER: My airport codes are from MSP to BOS.

ASSISTANT: Kindly mention your travelling dates?

USER: Dates are from 04/23 to 04/25.

ASSISTANT: Do you have any price limit?

USER: Price limit is 5000.

ASSISTANT: Ok, Please wait a moment, I will get back to you.

USER: Sure.

ASSISTANT: Thanks for your time. We are sorry to inform you that, we did not find any flights with your needs.

USER: Ok, No problem. Thanks for the information.

ASSISTANT: Thank you for approaching us, Have a good day.