You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me to book a flight ticket from CLT to HOU?

ASSISTANT: Sure, may I know your connection limit please?

USER: I would prefer single connection.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I will start on Apr, 9 and return on Apr, 11.

ASSISTANT: Do you have any other restrictions to be met?

USER: I prefer to return at afternoon time.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Andrew Evans here.

ASSISTANT: We found a connecting flight 1015 from Southwest airline with a fare 200 and arrival time is 13:00 hours.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.