You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me in booking my flight ticket from IAH to DEN?

ASSISTANT: Sure, I am here to help you. Can you please tell me your journey dates?

USER: My trip dates will be Apr 18th to Apr 20th.

ASSISTANT: Ok, please tell me your specification about the type of class.

USER: No.

ASSISTANT: On which name do you want me to book the ticket?

USER: I am Christopher Martin.

ASSISTANT: Ok, is there any other requirements?

USER: No.

ASSISTANT: Ok, please give me a minute.

USER: Ok.

ASSISTANT: There is a flight in the JetBlue airlines which is having a single stop over in between your journey. Can I   proceed with the ticket booking?

USER: You can proceed.

ASSISTANT: I have confirmed your ticket with the flight-1028 and the ticket cost is 100. Have a nice journey.

USER: Thank you.

ASSISTANT: Thank you for opting us.