You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me in doing a reservation from HOU to OAK?

ASSISTANT: Sure, please provide your trip dates.

USER: My journey dates are Aug 01 to 03.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications?

USER: I want to depart in afternoon time.

ASSISTANT: May I know your name?

USER: I am Carol Smith.

ASSISTANT: There are no flights available on your routes.

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

ASSISTANT: Thank you for opting us.