You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket from New York, NY-JFK to Houston, TX-IAH. I am Mark Walker.

ASSISTANT: Ok, please provide me your travel dates.

USER: Departure date is 06/30 and will return by 07/02.

ASSISTANT: We found Frontier airline with flight number 1009. Price is 100 with a single connection.

USER: Please book a flight.

ASSISTANT: Your booking is done.

USER: Thanks.

ASSISTANT:  Thank you for availing us.