You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Anna Scott here.

ASSISTANT: How may I serve you?

USER: Can you book a flight ticket for my airport codes that is from ORD to PHX?

ASSISTANT: Sure, help me with the trip dates?

USER: The travel dates are from 05 Jan to 07 Jan.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: We do not found any flights running in your specified routes.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for reaching us.