You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Scott Lee.

ASSISTANT: How may I aid you today?

USER: I would like to book a ticket to Philadelphia, can you please help me out?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: I am travelling o these dates 11/08 and 11/10.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: I am flying from HOU to PHL.

ASSISTANT: Please wait a moment to check the flights.

USER: Make sure my connection limit is 0.

ASSISTANT: Sorry to inform you that, there are no flights moving to your region with your requested dates of travelling.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for reaching us, have a great day.