You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am travelling to New York to spend my holidays with my family. Can you book a normal-class airline?

ASSISTANT: Sure, can you mention your travel dates?

USER: I will fly on Nov 15 and return on Nov 17.

ASSISTANT: Please kindly share your airport codes.

USER: My source point is IAH and my destination is JFK.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your good name?

USER: My name is Eric Walker.

ASSISTANT: Is there any other requirements?

USER: Yes, please find seat in economy class.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, there is no flight services on your required route.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.