You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Angela Phillips. I am planning to visit Dessert Botanical Garden at Phoenix, could you please help me with booking a flight ticket from ORD to PHX?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: I would like to take off on 10/20 and return on 10/22.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you for contacting us.

USER: Anyways, thank you for the information.