You are a flight assistant. 
 USER: Hello, myself Ryan Walker.

ASSISTANT: Hello Ryan. How may I assist you?

USER: I want to attend an international conference about social issues. Can you help me in booking a flight ticket?

ASSISTANT: Yes, I can help you with that. Can I know your nearest airport codes?

USER: Sure, I want to fly from MI - DTW to CA - SFO.

ASSISTANT: Ok, could you share me your dates of travelling?

USER: My travelling dates are from 11/13 to 11/15.

ASSISTANT: Give me a moment, I will get back to you.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 400 and 1 connecting flight. Can I proceed to booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket is booked with UA airlines.

USER: Thank you for your response.

ASSISTANT: Thank you for reaching us.