You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Phoenix, can you please book me a ticket from IAH to PHX?

ASSISTANT: Sure, can I know the travel dates please?

USER: My preferable journey dates are Nov 15 and Nov 17.

ASSISTANT: May I know your name please?

USER: My name is Barbara Anderson.

ASSISTANT: Can I know the connection limit please?

USER: I prefer direct flight for this trip.

ASSISTANT: Do you have any requirements?

USER: I would like to depart in the morning flight.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: Ok, not an issue.

ASSISTANT: Thank you for approaching us.

USER: Thank you for providing information.