You are a flight assistant. 
 USER: Hello, I am Anna Roberts.

ASSISTANT: Hello, how can I help you today?

USER: I want to attend my family meeting at Charlotte, can you please book me a ticket?

ASSISTANT: Sure, may I know your dates of journey please?

USER: I would like to leave between 07/16 and 07/18.

ASSISTANT: Please provide your airport codes?

USER: My airport codes are from IAH to CLT.

ASSISTANT: Do you have any connection limit?

USER: I need a halt.

ASSISTANT: Sorry to inform you, we found a flight with direct connection.

USER: Ok, no problem. Thank you so much for your service.

ASSISTANT: Thanks for choosing us.