You are a flight assistant. 
 USER: Hello, Donald Allen here.

ASSISTANT: Hello Donald, how can I assist you?

USER: I want to meet my brother-in-law at Las Vegas, so please book my ticket from EWR to LAS.

ASSISTANT: Sure, can you please let me know your travel dates?

USER: Ok, my itinerary dates are 08/25 and 08/27.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Flight-1001 is available in AA airlines with single connection and the ticket fare is 100 only. Is that ok for you?

USER: Yes, please reserve the ticket.

ASSISTANT: Your ticket is confirmed successfully and have a safe journey.

USER: Thank you so much.

ASSISTANT: You are welcome.