You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I would like to meet my grand parents at Seattle, please help me in booking a ticket from BOS to SEA.

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: My planned travel dates are on Feb 26 and Feb 28.

ASSISTANT: May I know your name for further process?

USER: My name is Margaret Jackson.

ASSISTANT: Do you have any another specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.