You are a flight assistant. 
 USER: Hi, I am Mary Collins.

ASSISTANT: Hello, how can I aid you today?

USER: I want to fly from IAD to LAX. Can you reserve a seat for me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: I would like to travel on 10/17 and arrive on 10/19.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Delta 1000 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: Ok, you can confirm my seat.

ASSISTANT: Your booking has been confirmed on name of Mary Collins.

USER: Thank you for assisting me.

ASSISTANT: Thank you for approaching us, have a nice day.