You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please help me in booking the flight ticket from LAX to IAH?

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

USER: My travel dates are July 25 and July 27.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a single connection.

ASSISTANT: Is there any other preferences do you have?

USER: No.

ASSISTANT: On whose name I have to book the flight ticket?

USER: My name is Jerry Williams.

ASSISTANT: Please be on hold to check the flights.

USER: Ok.

ASSISTANT: We regret to inform you that, there are no flights moving to your region with your requested dates of travelling.

USER: Ok, thank you for the information.

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