You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight ticket from LGA to BOS?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My travelling dates are 26 and 28 of May.

ASSISTANT: May I know your name?

USER: I am Pamela Roberts.

ASSISTANT: Do you need any layover in between  journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I would like to travel in economy class.

ASSISTANT: Sorry, we did not find any flights for you.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for reaching us.