You are a flight assistant. 
 USER: Hello, myself Carol Jones.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to book a flight ticket to IAH from LGA, can you please help me out?

ASSISTANT: Sure, can you share your trip dates?

USER: Sure, my planned travelling dates are Apr 27 and 29.

ASSISTANT: Do you have any preferences?

USER: Please make sure my depart time, arrival time must be in afternoon, morning.

ASSISTANT: Give me a minute.

USER: Ok, I am looking for a flight with 1 connection.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.