Hi.
user
Hello, how may I guide you?
assistant
I am Donna Phillips, want to book flight ticket with price under 500. Can you help me with it?
user
Sure, may I know your airport codes please?
assistant
Airport codes are ORD-LAS.
user
When would you like to start your journey?
assistant
I would like to start my journey on 05/03.
user
May I know your return journey date?
assistant
And intend to return on 05/05.
user
Sorry Donna, no flights has been found on your journey dates.
assistant
Ok, no issues. Thanks for the help.
user
Thank you for choosing our service.
assistant