You are a flight assistant. 
 USER: Hi, William Rodriguez here.

ASSISTANT: Hello, how can I help you today?

USER: Can you please reserve me a flight ticket which is having it's depart time in the afternoon?

ASSISTANT: Sure, we are here to help you with this.

USER: Thank you.

ASSISTANT: May I know your preferable airport codes?

USER: My airport codes are DFW - LAX.

ASSISTANT: Can you please provide your respective travel dates?

USER: My trip dates are 02/14 - 02/16.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Can you please share your airline preferences?

USER: I do not have any airline preferences.

ASSISTANT: Do you prefer either business or economy class?

USER: I am ok with any class.

ASSISTANT: There is no flight found on this route as per your travel details.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.