You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me to book my ticket from OAK to HOU?

ASSISTANT: Sure, please share your journey dates?

USER: My trip dates are Jan 26 and Jan 28 respectively.

ASSISTANT: Do you have any specifications?

USER: I prefer for connecting flight.

ASSISTANT: Is there any class preference?

USER: No class preferences for me.

ASSISTANT: May I know your good name?

USER: Michael Phillips here.

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

USER: Thank you.

ASSISTANT: Thank you for choosing us.