You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: I am going to enjoy my holiday trip in the Redwood Regional Park with my colleagues at Oakland. Will you help me in booking a flight ticket?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: I want to travel on 06/20 and intend to return on 06/22.

ASSISTANT: May I know your journey locations?

USER: SFO and OAK are my airport codes.

ASSISTANT: Let me know your name?

USER: My name is Robert Jackson.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting there is no connecting flights found on your details.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for approaching us.