You are a flight assistant. 
 USER: Hello, Eric Rodriguez here.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking a direct flight from IAH to ORD?

ASSISTANT: Can you please provide me your journey dates?

USER: My journey dates are 04/26 and 04/28.

ASSISTANT: Eric, there are no flights available at this moment.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us, have a good day.