You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: I want to attend for Sports festival as a guest at Oakland, CA - OAK. Can you please make a plane reservation on the name of Margaret Mitchell?

ASSISTANT: Sure, May I know the source code?

USER: My source is Seattle, WA - SEA.

ASSISTANT: Please help me with your travel dates.

USER: My travelling dates are 01/01 and 01/03.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, no worries. Thank you.

ASSISTANT: Thank you for opting us.