You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am trying to reserve a plane ticket but due to some server issue, I am getting a problem in the process. Can you please find a flight ticket from BOS to LGA?

ASSISTANT: Sure, I can help you and can I know your planned travel dates?

USER: Thank you. My planned trip dates are on Apr 18 and return on Apr 20.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a single connecting flight.

ASSISTANT: Can I know your name please?

USER: Yes, I am Janet Taylor.

ASSISTANT: Is there any timing preferences?

USER: Ok, I want to return in the afternoon time.

ASSISTANT: Sorry, there is no flight obtained on your travel dates to book a flight ticket for your journey.

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

ASSISTANT: You are most welcome and thank you for reaching us.