You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Jason Hall. I would like to book a flight with economy class.

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

USER: 12/28 and 12/30 are my travelling dates.

ASSISTANT: Could you please provide the airport codes?

USER: Sure, my airport codes are SEA and CLT.

ASSISTANT: May I know the departure and return time please?

USER: I would like to depart in the afternoon and arrive in the morning.

ASSISTANT: Do you have any requirements?

USER: I need a break in between the journey.

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

USER: No worries, thank you for the information.

ASSISTANT: Thank you for approaching us.