You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ashley Allen.

ASSISTANT: How can I help you today?

USER: Can you please make reservation from LGA to BOS?

ASSISTANT: Sure, can you share me your travelling dates?

USER: Ok, I want to travel on June 14 and intend to return on June 16.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight. My departure time will be on morning and my return time will be on evening.

ASSISTANT: Sorry, no flights are available on your desired route.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the quick response.