You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Elizabeth Harris.

ASSISTANT: By what way may I help you, Elizabeth Harris?

USER: I have an appointment with my project manager. Can you please make a plane reservation in a direct flight?

ASSISTANT: Sure, I will. Let me know on which dates, I have to make a reservation to you.

USER: I would like to depart on 03/19 and return on 03/21.

ASSISTANT: Ok. What is your airport codes?

USER: My source point is NC - CLT and landing point is MN - MSP.

ASSISTANT: Thanks for your time. We found a flight with 1009 of price 100 with 1 connection. Is it comfortable to you?

USER: Yes, please book this.

ASSISTANT: Your ticket was confirmed with Frontier airline.

USER: Thanks for your service.

ASSISTANT: Thank you for your time with us.