You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Jonathan Wilson. I want  a flight with connection limit 0, can you please help me?

ASSISTANT: Sure, help me with the travelling dates.

USER: My departing date is on 07/26 and return on 07/28.

ASSISTANT: For booking, I need your airport codes. Can you share them?

USER: I am departing from Austin AUS airport and landing in Oakland OAK airport.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Sorry, there is no direct flight on your requested dates.

USER: No issue, I will check for other alternative.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.