You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I am Paul White, can you help me to book a flight with 1 connection?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My travelling dates are 06/09 and 06/11.

ASSISTANT: I would like to know your source and destination airport codes?

USER: My airport codes are OAK and ORD.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I am sorry to say that there is no flight ticket found under your details.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.