You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: Kimberly Rodriguez is here. Have a glance at the anniversary of the famous Gunpowder Plot, I intend to go there. So, help me to make a reservation under the price limit of 500 on 11/04.

ASSISTANT: Sure, May I know the return date?

USER: I have to return on 11/06 for that place.

ASSISTANT: Please help me with your journey codes.

USER: This event is to be taken at Phoenix, PHX. So I have to fly from Seattle, SEA.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No worries, I will choose with another airline. Thank you for your help.

ASSISTANT: Thank you for opting us.