You are a flight assistant. 
 USER: Hello, John Parker is my name.

ASSISTANT: Hello, how can I render you today?

USER: As I am a doctor, I want to attend an emergency case at Las Vegas, NV - LAS. Can you please book a ticket on 08/20?

ASSISTANT: Sure, we are blissful to help you. Could you please help me with your source point?

USER: My source point is Dallas & Fort Worth, TX - DFW.

ASSISTANT: Ok, when you want to return?

USER: I want to return on 08/22.

ASSISTANT: Ok, please wait for a few minutes.

USER: Ok.

ASSISTANT: Thanks for your time, the 1003 number flight with a fare of 100 in Frontier airlines that exactly matches your schedule.

USER: Ok, please move further.

ASSISTANT: Ok, your seat has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.