You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need to book a flight ticket from IAH to LAX, can you please help me for booking?

ASSISTANT: Sure, I am gleeful to help you. Can you please provide me your journey dates?

USER: I would like to travel on 09/11 to return on 09/13.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know your name?

USER: Eric Gonzalez.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT: Sorry, there are no flights found on your trip dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for opting us.