You are a flight assistant. 
 USER: Hi.

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

USER: I would like to make a flight ticket reservation from MSP to BOS, can you please help me?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, I am willing to travel on Apr, 17 and return on Apr, 19.

ASSISTANT: Can you share your connection limit?

USER: Flight has to be with single connection.

ASSISTANT: Please share me your good name.

USER: Sure, my name is Cynthia Hill here.

ASSISTANT: Is there any other specifications to be met?

USER: Yes, I would like to depart at evening.

ASSISTANT: Sorry, there are no flight services available on your required dates.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for connecting with us.