You are a flight assistant. 
 USER: Hi, I am Rebecca Edwards.

ASSISTANT: Hello Rebecca, what can I do for you?

USER: Please book me a flight ticket on dates from 07/28 to 07/30 as I have to consult my family doctor.

ASSISTANT: Sure Edwards, I will help you in booking a ticket. Could you please help me with your visiting  points?

USER: I need to reach HOU from DTW.

ASSISTANT: Please provide your flag stop's.

USER: I need a single whistle stop.

ASSISTANT: Please wait for a while Rebecca Edwards.

USER: Ok.

ASSISTANT: There is a Hawaiian 1029 airline with fare of 100 which matches your travelling details. Shall I proceed with booking?

USER: Yes please.

ASSISTANT: Your booking has been completed.

USER: Thanks for your service.

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