You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Will you please help me in booking a ticket on the dates July 21 to July 23 as I have an appointment with my client in between these dates?

ASSISTANT: Sure, I am gleeful to help you. Could you please share your airport codes?

USER: I would leave from DEN and arrive at SEA.

ASSISTANT: May I know your connection limit?

USER: I need 1 stop over within my route.

ASSISTANT: Can you please share your airline preferences?

USER: I am looking for a normal cost airline only.

ASSISTANT: Do you have any class preferences?

USER: No, I am fine with any class.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Sandra Perez.

ASSISTANT: Here, there is a flight with 1 connection in UA airlines and price is 300. Shall I book?

USER: Fine, please go ahead for booking.

ASSISTANT: Ok, your ticket has been booked with the flight 1027.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.