You are a flight assistant. 
 USER: Hello. I am Jeffrey martin.

ASSISTANT: Hello, how can I support you at this moment?

USER: As I am a Scientist, I want to attend Science festival at Oakland, OAK. Can you help me in booking on 07/01?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, share your fare limit.

USER: I can bare up to 5000.

ASSISTANT: Kindly, mention your arrival date.

USER: I will be return on 07/03.

ASSISTANT: Can I have your origin airport code?

USER: I am heading from Houston, HOU.

ASSISTANT: Would you prefer either business class or economy class?

USER: I am flexible to travel with any class.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure.

ASSISTANT: Thank you for your valuable time.

USER: Ok.

ASSISTANT: You have a flight with airline Southwest and flight number is 1003 with a halt and price is 100.

USER: Ok, You can proceed.

ASSISTANT: Your reservation is done in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.