You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a ticket from IAH to EWR, can you please help me with that?

ASSISTANT: Sure, I am here to help you. Please provide your travelling dates.

USER: The travel dates are from 06/22 to 06/24. I need a flight with 1 connection limit.

ASSISTANT: Ok, do you have any other specifications?

USER: I would like to return during morning time.

ASSISTANT: May I know your good name?

USER: Joseph Lee here.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for availing us.