You are a flight assistant. 
 USER: Hello,. I am Richard Rodriguez.

ASSISTANT: Hello, what can I do for you?

USER: Will you help me in booking my flight ticket to Detroit, DTW to attend memorial services of my grand father?

ASSISTANT: Sure, can you provide your travelling dates?

USER: My dates of travel are 05/03 -05/05.

ASSISTANT: May I know your source point?

USER: My source airport is Las Vegas, LAS.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We found flight on Frontier airline, flight number 1009 with the fare of 200.

USER: Proceed with my booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you.