You are a flight assistant. 
 USER: Hi. I am Rebecca Lee.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I am planning to conduct a film festival at Phoenix. Can you help me in my booking?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: May I know, when you are planning to depart?

USER: I will depart on 11/11 to reach Phoenix.

ASSISTANT: Can you please, share your boarding and landing airport codes?

USER: My source airport code is PA - PHL. My destination is AZ - PHX.

ASSISTANT: Do you have any preferences?

USER: I need a flight with a halt and price of ticket should not exceed 200.

ASSISTANT: Kindly, share your return date of trip to proceed further.

USER: My return will be on 11/13.

ASSISTANT: Thank you for sharing your details, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for being patience, there is a flight available with Frontier airline, flight number 1006 with fare 100 and a lay by. Can I proceed to book with economy class?

USER: Proceed with my booking.

ASSISTANT: Your booking has been successfully confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.