Hi, I am Sandra Lopez.
user
Hello, how may I help you?
assistant
I am planning to go for hummer tour at Las Vegas, please book a direct flight ticket  San Francisco.
user
Sure, can I know your travelling dates?
assistant
            Yes, my travelling dates are 04/28 and 04/30.
user
OK, let me know your source and destination airport codes?
assistant
Yes, my airport codes are CA-SFO and NV-LAS.
user
We found a direct flight from Hawaiian airline and the fare is 300 with an economy class. Shall I proceed?
assistant
I can afford up to 200 only, can you please check with in this price?
user
Sure, please hold on a moment. I will get back to you.
assistant
Ok.
user
Today you are the lucky customer so, that's why we offered 300 cost of ticket is for 100 only. Shall I proceed?
assistant
   Yes, please.
user
Your ticket is booked with 1021 flight number.
assistant
Thank you for the help.
user
Thank you for reaching us.
assistant