You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please reserve me a flight ticket from IAH to EWR?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are May 08 and May 10.

ASSISTANT: Do you have any specifications?

USER: My depart and return time is in the morning.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Daniel Harris.

ASSISTANT: Sorry, no flights found on your given details.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.