You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you now?

USER: I want to book a flight ticket from LAX to IAH to meet my parents. Can you help me in booking a connected flight?

ASSISTANT: Sure, I am glad to assist you with that. Can you please provide your preferable dates of travelling?

USER: My journey dates are Apr 30 and May 02.

ASSISTANT: Do you need any connection between your journey?

USER: Yes, I need a flight with single connection.

ASSISTANT: Any other specifications do you have?

USER: I am looking for a return flight time at afternoon.

ASSISTANT: May I know your name to book the flight ticket?

USER: I am Nancy Carter.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: We are apologize that, there are no flights running towards your region with your requested dates of travelling.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us, hope you have a great day.