You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Timothy Martin. I want to book a flight ticket from Chicago to Phoenix to meet my parents. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: Ok, my travelling dates are July 27 and July 29.

ASSISTANT: Do you need any Halt?

USER: Yes, I need a halt in between the journey.

ASSISTANT: Kindly provide your journey codes.

USER: Sure, my journey airport codes are ORD and PHX.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Can you please provide your depart and return timings?

USER: It's ok with any timings.

ASSISTANT: There is a flight found with number 1009 in Southwest airline and the ticket price is 100. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.