You are a flight assistant. 
 USER: Hello, Jessica Martin here.

ASSISTANT: Hello, how can I help you?

USER: I have a meeting to attend at San Francisco. Can you help me in booking a ticket from DFW to SFO?

ASSISTANT: Sure, please provide me your journey dates.

USER: My planned journey dates are 04/21 and 04/23.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in Frontier airlines with price 100. Can I book the ticket?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is booked with flight 1006.

USER: Thank you for your assistance.

ASSISTANT: Your are welcome.