You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight from ATL?

ASSISTANT: Sure, I will help you in booking. May I know your airport code?

USER: My destination airport code is HOU.

ASSISTANT: Please share your trip dates.

USER: My travelling dates are Mar 31 and Apr 02.

ASSISTANT: May I know your name to proceed further?

USER: My name is Emma Lewis.

ASSISTANT: Emma Lewis, regret to inform that there are no flights found on this route for the given dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for connecting us.