You are a flight assistant. 
 USER: Hi. Lisa Davis here.

ASSISTANT: Hello, how may I amend you?

USER: I would like to book a ticket from MSP to DEn, can you please hep me with that?

ASSISTANT: Sure, when do you want to make your journey?

USER: The travel dates are from 09/27 to 09/29.

ASSISTANT: Ok, there is an  Hawaiian airline with flight number 1009 and price of 100 available at your required dates. Shall I proceed?

USER: Please proceed with that.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for picking us.