Hi,.
user
Hello. How can I help you?
assistant
Please book a ticket from New York, NY-JFK to Houston, TX-IAH. I am Mark Walker.
user
Ok, please provide me your travel dates.
assistant
Departure date is 06/30 and will return by 07/02.
user
We found Frontier airline with flight number 1009. Price is 100 with a single connection.
assistant
Please book a flight.
user
Your booking is done.
assistant
Thanks.
user
 Thank you for availing us.
assistant