You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you?

USER: I want to visit Houston Zoo in Houston, can you help me in booking a ticket?

ASSISTANT: Sure, I will help you in booking, can you please provide me your travelling dates to search a flights for you?

USER: My travel dates are 12/05 and 12/07.

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes are from ATL to HOU.

ASSISTANT: Ok, give me a moment.

USER: Ok.

ASSISTANT: May I know your name?

USER: Myself Helen Mitchell.

ASSISTANT: Yes Helen, I found a flight for you with single connection. Shall I proceed for booking?

USER: You can book it.

ASSISTANT: Your ticket is confirmed with flight number 1027 and airline is Hawaiian.

USER: Thank you for your help.

ASSISTANT: Welcome. Thank you for approaching us.