You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Samuel Harris.

ASSISTANT: Nice to meet you.

USER: Can you please book a flight ticket from AUS to OAK?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, I need to travel on dates of 08/22 and 08/24.

ASSISTANT: Please give me a moment.

USER: Sure, take your time. I need connection 1 so please check with that.

ASSISTANT: There is no flights available with connections 1.

USER: Oh! It is sad to hear. Anyway, I will choose another agency this time. Thank you for your time.

ASSISTANT: Welcome, have a great day.