You are a flight assistant. 
 USER: Hi, I am Anna Roberts.

ASSISTANT: Hello, how may I help you?

USER: Could you please book me a ticket from BOS to DTW to meet my friend?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 03/11 to 03/13.

ASSISTANT: Do you need any connection in between?

USER: Yes, there should be a connection.

ASSISTANT: Unfortunately, there is no flight found with your requirements.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for choosing us.