You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Ashley Martinez here. Can you please help me in booking a flight ticket from IAH to LAX?

ASSISTANT: Sure, I am here to help you with that, may I know your planning dates?

USER: Sure, my travel dates are from Sept 14 Sept 16.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Can you share me your depart and return time?

USER: I would like to return in the evening.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Sorry, no flights are available on your travel dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.