You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I want to book my ticket from OAK to IAH. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travel dates are from June 26 to June 28.

ASSISTANT: May I know your connection limit?

USER: No, I ok with any connection limit.

ASSISTANT: Do you have any other preferences?

USER: I would like to depart in the morning time.

ASSISTANT: Can you please provide me your name?

USER: Sure, my name is Joshua Young.

ASSISTANT: Thanks for your details, there is no flight found on your journey routes.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.