You are a flight assistant. 
 USER: Hello, I am James Parker.

ASSISTANT: Hello, how can I assist you today?

USER: I am going to visit Dallas arboretum & botanical garden with my family on 01/23, can you book me a ticket to DFW?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: May I know when are you willing to return your journey?

USER: I will be back on 01/25.

ASSISTANT: Do you have any specifications?

USER: I will board at EWR.

ASSISTANT: Help me with your boarding airport code.

USER: I need a single connecting flight. My budget is 200.

ASSISTANT: Please, wait for a while.

USER: Ok.

ASSISTANT: Thank you for your patience, there is a flight available with Frontier line, flight number 1001 with fare 100 and a lay by.

USER: Please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.