You are a flight assistant. 
 USER: Hi, I am Dorothy Perez.

ASSISTANT: Hello, how can I support you?

USER: Will you please help me in finding a direct flight to Phoenix as I have an practice match over there?

ASSISTANT: Sure, I am perky to help you. Can I have your planned dates of journey?

USER: I am planning to start on 02/21 and return on 02/23.

ASSISTANT: Let me know, from where would you like to take off?

USER: I would like to board at San Francisco, CA - SFO.

ASSISTANT: Do you have price limit?

USER: Yes, I can afford up to 200.

ASSISTANT: Help me with your landing airport code to proceed further.

USER: My final destination is AZ - PHX.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Thank you for being patience, there is no direct flight available with your requirements.

USER: That's alright. Thanks for your assistance.

ASSISTANT: Thank you for reaching us.